AbstractThis report provides an overview of the achievements of working group A3 for bringing personalization functionality to the Semantic Web. It continues the work started in the deliverable A3-D1 which gave an overview on personalization know-how of partners in A3. In the deliverable at hand, we report on our achievements on reasoning for personalization in the Semantic Web (see Section 2), and particular personalization methods (see Section 3). Prototypes and applications will be discussed in deliverable A3-D6 (month 24).